#617EE9
Closest named color: Soft Blue (#6488EA). oklch(62.3% 0.164 269.7), rgb(97, 126, 233).
Aa
Black text reads best on this color (5.66:1).
About this color
#617EE9 is a medium-light, vivid blue. In OKLCH its lightness is 62%, its chroma 0.164 and its hue 270°. Its hue sits on the cool side of the wheel. The nearest named color is Soft Blue (#6488EA), ΔE 0.027 away. Black text reads best on it, at 5.66:1.
| Hue family | Blues |
| Lightness | medium-light (62%) |
| Chroma | vivid (0.164) |
| Temperature | cool |
| Nearest name | Soft Blue (#6488EA) |
| Black text | 5.66:1 |
| White text | 3.70:1 |
Values
| HEX | #617EE9 |
| RGB | rgb(97, 126, 233) |
| HSL | hsl(227, 76%, 65%) |
| OKLCH | oklch(62.3% 0.164 269.7) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #617EE9 | 3.70:1 | AA large text | Lc -69.9 | Content text, not long reading |
| Black text on #617EE9 | 5.66:1 | AA | Lc 39.7 | Non-text elements, placeholder text |
| #617EE9 text on white | 3.70:1 | AA large text | Lc 64.4 | Content text, not long reading |
| #617EE9 text on black | 5.66:1 | AA | Lc -37.3 | Non-text elements, placeholder text |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 500.
-
Step 50
50
#F2F5FD
oklch(97% 0.011 269.6)
-
Step 100
100
#E4EAFA
oklch(93.7% 0.023 269.4)
-
Step 200
200
#CDD8F8
oklch(88.4% 0.046 270.4)
-
Step 300
300
#ACBFF5
oklch(80.9% 0.079 269.5)
-
Step 400
400
#819CF1
oklch(70.8% 0.128 269.6)
-
Step 500
500 (this color)
#617EE9
oklch(62.3% 0.164 269.7)
-
Step 600
600
#4C67DA
oklch(55.6% 0.178 269.8)
-
Step 700
700
#3D55BD
oklch(49.1% 0.165 269.6)
-
Step 800
800
#334699
oklch(42.7% 0.137 270)
-
Step 900
900
#2C3C7A
oklch(37.8% 0.107 269.8)
-
Step 950
950
#1A2347
oklch(26.9% 0.068 270.7)
#617EE9 with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #4B8BED | 0.036 |
| Deuteranopia (no green cones) | #377FE7 | 0.040 |
| Tritanopia (no blue cones) | #0096A8 | 0.144 |
| Achromatopsia (no color) | #858585 | 0.164 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #617EE9
#617EE9
oklch(62.3% 0.164 269.7)
- #A58200
#A58200
oklch(62.2% 0.127 89.6)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #617EE9, closest first.
No curated palette has a color within ΔE 0.04 of #617EE9.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Soft Blue #6488EA ΔE 0.027
- Cornflower #6A79F7 ΔE 0.028
- Dark Sky Blue #448EE4 ΔE 0.048
- Chefchaouen Blue #4895EF ΔE 0.060
- Cornflower Blue #6495ED ΔE 0.060
- Medium Slate Blue #7B68EE ΔE 0.060
- Clear Blue #247AFD ΔE 0.061
- Dodger Blue #1E90FF ΔE 0.064
Use #617EE9 in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.