#5E90F9
Closest named color: Cornflower Blue (#6495ED). oklch(66.8% 0.165 263.4), rgb(94, 144, 249).
Aa
Black text reads best on this color (6.83:1).
About this color
#5E90F9 is a medium-light, vivid blue. In OKLCH its lightness is 67%, its chroma 0.165 and its hue 263°. Its hue sits on the cool side of the wheel. The nearest named color is Cornflower Blue (#6495ED), ΔE 0.025 away. Black text reads best on it, at 6.83:1.
| Hue family | Blues |
| Lightness | medium-light (67%) |
| Chroma | vivid (0.165) |
| Temperature | cool |
| Nearest name | Cornflower Blue (#6495ED) |
| Black text | 6.83:1 |
| White text | 3.07:1 |
Values
| HEX | #5E90F9 |
| RGB | rgb(94, 144, 249) |
| HSL | hsl(221, 93%, 67%) |
| OKLCH | oklch(66.8% 0.165 263.4) |
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 #5E90F9 | 3.07:1 | AA large text | Lc -62.7 | Content text, not long reading |
| Black text on #5E90F9 | 6.83:1 | AA | Lc 46.7 | Large or bold text, headings |
| #5E90F9 text on white | 3.07:1 | AA large text | Lc 57.4 | Large or bold text, headings |
| #5E90F9 text on black | 6.83:1 | 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
#F2F6FD
oklch(97.2% 0.01 261.8)
-
Step 100
100
#E2EAFA
oklch(93.6% 0.023 264.5)
-
Step 200
200
#CADAF8
oklch(88.6% 0.045 263.1)
-
Step 300
300
#A6C1F6
oklch(81% 0.081 263.6)
-
Step 400
400
#769FF1
oklch(70.7% 0.129 263.3)
-
Step 500
500 (this color)
#5E90F9
oklch(66.8% 0.165 263.4)
-
Step 600
600
#396BDB
oklch(55.6% 0.18 263.5)
-
Step 700
700
#2C59BE
oklch(49.2% 0.167 263.4)
-
Step 800
800
#254999
oklch(42.7% 0.138 263.5)
-
Step 900
900
#223E7A
oklch(37.7% 0.108 263.3)
-
Step 950
950
#142547
oklch(27% 0.067 262.7)
#5E90F9 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) | #609BFD | 0.029 |
| Deuteranopia (no green cones) | #488CF7 | 0.025 |
| Tritanopia (no blue cones) | #00A8B8 | 0.140 |
| Achromatopsia (no color) | #939393 | 0.165 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5E90F9
#5E90F9
oklch(66.8% 0.165 263.4)
- #BD8C00
#BD8C00
oklch(66.9% 0.138 83.6)
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 #5E90F9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower Blue #6495ED ΔE 0.025
- Soft Blue #6488EA ΔE 0.027
- Chefchaouen Blue #4895EF ΔE 0.028
- Dark Sky Blue #448EE4 ΔE 0.041
- Dodger Blue #1E90FF ΔE 0.043
- Lavender Blue #8B88F8 ΔE 0.055
- Cornflower #6A79F7 ΔE 0.057
- Perrywinkle #8F8CE7 ΔE 0.063
Use #5E90F9 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.