#5891FC
Closest named color: Chefchaouen Blue (#4895EF). oklch(66.9% 0.17 261.8), rgb(88, 145, 252).
Aa
Black text reads best on this color (6.87:1).
About this color
#5891FC is a medium-light, vivid blue. In OKLCH its lightness is 67%, its chroma 0.170 and its hue 262°. Its hue sits on the cool side of the wheel. The nearest named color is Chefchaouen Blue (#4895EF), ΔE 0.027 away. Black text reads best on it, at 6.87:1.
| Hue family | Blues |
| Lightness | medium-light (67%) |
| Chroma | vivid (0.170) |
| Temperature | cool |
| Nearest name | Chefchaouen Blue (#4895EF) |
| Black text | 6.87:1 |
| White text | 3.05:1 |
Values
| HEX | #5891FC |
| RGB | rgb(88, 145, 252) |
| HSL | hsl(219, 96%, 67%) |
| OKLCH | oklch(66.9% 0.17 261.8) |
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 #5891FC | 3.05:1 | AA large text | Lc -62.5 | Content text, not long reading |
| Black text on #5891FC | 6.87:1 | AA | Lc 46.9 | Large or bold text, headings |
| #5891FC text on white | 3.05:1 | AA large text | Lc 57.1 | Large or bold text, headings |
| #5891FC text on black | 6.87:1 | AA | Lc -44.6 | 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 400.
-
Step 50
50
#F0F6FF
oklch(97.1% 0.014 258.3)
-
Step 100
100
#DFEBFF
oklch(93.7% 0.03 260.7)
-
Step 200
200
#C5DAFF
oklch(88.5% 0.056 261.8)
-
Step 300
300
#9FC1FF
oklch(80.9% 0.096 262.2)
-
Step 400
400 (this color)
#5891FC
oklch(66.9% 0.17 261.8)
-
Step 500
500
#4182FF
oklch(63.1% 0.198 261.8)
-
Step 600
600
#1363FA
oklch(55.5% 0.237 261.9)
-
Step 700
700
#0451DA
oklch(49.1% 0.219 261.8)
-
Step 800
800
#0943B0
oklch(42.6% 0.182 261.9)
-
Step 900
900
#113B8B
oklch(37.8% 0.141 261.7)
-
Step 950
950
#0B2351
oklch(26.9% 0.09 261.7)
#5891FC 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) | #5F9CFF | 0.030 |
| Deuteranopia (no green cones) | #448CFA | 0.024 |
| Tritanopia (no blue cones) | #00AABA | 0.141 |
| Achromatopsia (no color) | #939393 | 0.170 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5891FC
#5891FC
oklch(66.9% 0.17 261.8)
- #BF8B00
#BF8B00
oklch(67% 0.138 81.9)
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 #5891FC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chefchaouen Blue #4895EF ΔE 0.027
- Cornflower Blue #6495ED ΔE 0.029
- Soft Blue #6488EA ΔE 0.033
- Dodger Blue #1E90FF ΔE 0.038
- Dark Sky Blue #448EE4 ΔE 0.042
- Cornflower #6A79F7 ΔE 0.059
- Lavender Blue #8B88F8 ΔE 0.061
- Perrywinkle #8F8CE7 ΔE 0.069
Use #5891FC 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.