#618AE2
Closest named color: Soft Blue (#6488EA). oklch(64.4% 0.14 264), rgb(97, 138, 226).
Aa
Black text reads best on this color (6.24:1).
About this color
#618AE2 is a medium-light, moderately saturated blue. In OKLCH its lightness is 64%, its chroma 0.140 and its hue 264°. Its hue sits on the cool side of the wheel. The nearest named color is Soft Blue (#6488EA), ΔE 0.014 away. Black text reads best on it, at 6.24:1.
| Hue family | Blues |
| Lightness | medium-light (64%) |
| Chroma | moderately saturated (0.140) |
| Temperature | cool |
| Nearest name | Soft Blue (#6488EA) |
| Black text | 6.24:1 |
| White text | 3.36:1 |
Values
| HEX | #618AE2 |
| RGB | rgb(97, 138, 226) |
| HSL | hsl(221, 69%, 63%) |
| OKLCH | oklch(64.4% 0.14 264) |
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 #618AE2 | 3.36:1 | AA large text | Lc -66.4 | Content text, not long reading |
| Black text on #618AE2 | 6.24:1 | AA | Lc 43.2 | Non-text elements, placeholder text |
| #618AE2 text on white | 3.36:1 | AA large text | Lc 60.9 | Content text, not long reading |
| #618AE2 text on black | 6.24:1 | AA | Lc -40.8 | 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
#F2F6FC
oklch(97.2% 0.009 258.3)
-
Step 100
100
#E3EAF8
oklch(93.6% 0.02 264.5)
-
Step 200
200
#CCDAF3
oklch(88.6% 0.038 262.1)
-
Step 300
300
#AAC1EE
oklch(80.9% 0.069 263.7)
-
Step 400
400
#7E9FE5
oklch(70.6% 0.11 264.5)
-
Step 500
500 (this color)
#618AE2
oklch(64.4% 0.14 264)
-
Step 600
600
#446ECB
oklch(55.6% 0.152 263.9)
-
Step 700
700
#365BB0
oklch(49% 0.142 264.2)
-
Step 800
800
#2D4B8E
oklch(42.7% 0.117 264)
-
Step 900
900
#283F72
oklch(37.7% 0.092 264.2)
-
Step 950
950
#182543
oklch(27% 0.059 265)
#618AE2 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) | #6592E5 | 0.022 |
| Deuteranopia (no green cones) | #5487E0 | 0.017 |
| Tritanopia (no blue cones) | #009DAB | 0.124 |
| Achromatopsia (no color) | #8C8C8C | 0.140 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #618AE2
#618AE2
oklch(64.4% 0.14 264)
- #B38500
#B38500
oklch(64.4% 0.132 84)
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 #618AE2, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Soft Blue #6488EA ΔE 0.014
- Dark Sky Blue #448EE4 ΔE 0.027
- Cornflower Blue #6495ED ΔE 0.032
- Chefchaouen Blue #4895EF ΔE 0.035
- Cornflower #6A79F7 ΔE 0.057
- Dodger Blue #1E90FF ΔE 0.059
- Perrywinkle #8F8CE7 ΔE 0.060
- Faded Blue #658CBB ΔE 0.061
Use #618AE2 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.