#617CED
Closest named color: Cornflower (#6A79F7). oklch(62.2% 0.172 270.6), rgb(97, 124, 237).
Aa
Black text reads best on this color (5.61:1).
About this color
#617CED is a medium-light, vivid blue. In OKLCH its lightness is 62%, its chroma 0.172 and its hue 271°. Its hue sits on the cool side of the wheel. The nearest named color is Cornflower (#6A79F7), ΔE 0.020 away. Black text reads best on it, at 5.61:1.
| Hue family | Blues |
| Lightness | medium-light (62%) |
| Chroma | vivid (0.172) |
| Temperature | cool |
| Nearest name | Cornflower (#6A79F7) |
| Black text | 5.61:1 |
| White text | 3.74:1 |
Values
| HEX | #617CED |
| RGB | rgb(97, 124, 237) |
| HSL | hsl(228, 80%, 65%) |
| OKLCH | oklch(62.2% 0.172 270.6) |
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 #617CED | 3.74:1 | AA large text | Lc -70.2 | Content text, not long reading |
| Black text on #617CED | 5.61:1 | AA | Lc 39.4 | Non-text elements, placeholder text |
| #617CED text on white | 3.74:1 | AA large text | Lc 64.7 | Content text, not long reading |
| #617CED text on black | 5.61:1 | AA | Lc -37.0 | 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
#E3E9FB
oklch(93.5% 0.025 271.1)
-
Step 200
200
#CDD8F9
oklch(88.4% 0.047 270.8)
-
Step 300
300
#ACBEF8
oklch(80.8% 0.085 271.1)
-
Step 400
400
#819BF4
oklch(70.7% 0.134 270.4)
-
Step 500
500 (this color)
#617CED
oklch(62.2% 0.172 270.6)
-
Step 600
600
#4D65DF
oklch(55.7% 0.187 270.7)
-
Step 700
700
#3E53C1
oklch(49.1% 0.173 270.5)
-
Step 800
800
#33459C
oklch(42.8% 0.143 270.4)
-
Step 900
900
#2C3B7C
oklch(37.7% 0.111 270.5)
-
Step 950
950
#1A2349
oklch(27.1% 0.071 270.9)
#617CED 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) | #438BF1 | 0.043 |
| Deuteranopia (no green cones) | #2B7EEB | 0.047 |
| Tritanopia (no blue cones) | #0096A9 | 0.151 |
| Achromatopsia (no color) | #848484 | 0.172 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #617CED
#617CED
oklch(62.2% 0.172 270.6)
- #A48200
#A48200
oklch(62.1% 0.127 90.2)
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 #617CED, closest first.
No curated palette has a color within ΔE 0.04 of #617CED.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower #6A79F7 ΔE 0.020
- Soft Blue #6488EA ΔE 0.033
- Dark Sky Blue #448EE4 ΔE 0.055
- Medium Slate Blue #7B68EE ΔE 0.055
- Clear Blue #247AFD ΔE 0.057
- Chefchaouen Blue #4895EF ΔE 0.065
- Dodger Blue #1E90FF ΔE 0.065
- Royal Blue #4169E1 ΔE 0.066
Use #617CED 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.