#6B90EE
Closest named color: Cornflower Blue (#6495ED). oklch(66.9% 0.146 266.3), rgb(107, 144, 238).
Aa
Black text reads best on this color (6.84:1).
About this color
#6B90EE is a medium-light, vivid blue. In OKLCH its lightness is 67%, its chroma 0.146 and its hue 266°. Its hue sits on the cool side of the wheel. The nearest named color is Cornflower Blue (#6495ED), ΔE 0.015 away. Black text reads best on it, at 6.84:1.
| Hue family | Blues |
| Lightness | medium-light (67%) |
| Chroma | vivid (0.146) |
| Temperature | cool |
| Nearest name | Cornflower Blue (#6495ED) |
| Black text | 6.84:1 |
| White text | 3.06:1 |
Values
| HEX | #6B90EE |
| RGB | rgb(107, 144, 238) |
| HSL | hsl(223, 79%, 68%) |
| OKLCH | oklch(66.9% 0.146 266.3) |
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 #6B90EE | 3.06:1 | AA large text | Lc -62.7 | Content text, not long reading |
| Black text on #6B90EE | 6.84:1 | AA | Lc 46.7 | Large or bold text, headings |
| #6B90EE text on white | 3.06:1 | AA large text | Lc 57.4 | Large or bold text, headings |
| #6B90EE text on black | 6.84:1 | AA | Lc -44.4 | 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
#F2F5FC
oklch(97% 0.01 267.4)
-
Step 100
100
#E3EAF8
oklch(93.6% 0.02 264.5)
-
Step 200
200
#CDD9F4
oklch(88.5% 0.039 266.5)
-
Step 300
300
#ABC0F0
oklch(80.9% 0.072 266.3)
-
Step 400
400
#809EE8
oklch(70.7% 0.114 266.7)
-
Step 500
500 (this color)
#6B90EE
oklch(66.9% 0.146 266.3)
-
Step 600
600
#486CCF
oklch(55.6% 0.158 266.3)
-
Step 700
700
#3959B3
oklch(49% 0.148 266.3)
-
Step 800
800
#304A91
oklch(42.8% 0.121 266.3)
-
Step 900
900
#2A3E74
oklch(37.7% 0.096 266.6)
-
Step 950
950
#192544
oklch(27.1% 0.06 266.5)
#6B90EE 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) | #699AF2 | 0.026 |
| Deuteranopia (no green cones) | #598EEC | 0.021 |
| Tritanopia (no blue cones) | #1AA5B3 | 0.132 |
| Achromatopsia (no color) | #939393 | 0.146 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6B90EE
#6B90EE
oklch(66.9% 0.146 266.3)
- #BA8D00
#BA8D00
oklch(66.8% 0.137 85.8)
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 #6B90EE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower Blue #6495ED ΔE 0.015
- Soft Blue #6488EA ΔE 0.024
- Chefchaouen Blue #4895EF ΔE 0.034
- Dark Sky Blue #448EE4 ΔE 0.042
- Perrywinkle #8F8CE7 ΔE 0.046
- Lavender Blue #8B88F8 ΔE 0.047
- Periwinkle Blue #8F99FB ΔE 0.056
- Dodger Blue #1E90FF ΔE 0.061
Use #6B90EE 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.