#4891F7
Closest named color: Chefchaouen Blue (#4895EF). oklch(66% 0.169 257.3), rgb(72, 145, 247).
Aa
Black text reads best on this color (6.66:1).
About this color
#4891F7 is a medium-light, vivid blue. In OKLCH its lightness is 66%, its chroma 0.169 and its hue 257°. Its hue sits on the cool side of the wheel. The nearest named color is Chefchaouen Blue (#4895EF), ΔE 0.017 away. Black text reads best on it, at 6.66:1.
| Hue family | Blues |
| Lightness | medium-light (66%) |
| Chroma | vivid (0.169) |
| Temperature | cool |
| Nearest name | Chefchaouen Blue (#4895EF) |
| Black text | 6.66:1 |
| White text | 3.14:1 |
Values
| HEX | #4891F7 |
| RGB | rgb(72, 145, 247) |
| HSL | hsl(215, 92%, 63%) |
| OKLCH | oklch(66% 0.169 257.3) |
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 #4891F7 | 3.14:1 | AA large text | Lc -63.6 | Content text, not long reading |
| Black text on #4891F7 | 6.66:1 | AA | Lc 45.8 | Large or bold text, headings |
| #4891F7 text on white | 3.14:1 | AA large text | Lc 58.2 | Large or bold text, headings |
| #4891F7 text on black | 6.66:1 | AA | Lc -43.5 | 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
#F1F6FD
oklch(97.1% 0.011 256.7)
-
Step 100
100
#E0EBFA
oklch(93.6% 0.024 256.1)
-
Step 200
200
#C6DBF8
oklch(88.5% 0.046 256.5)
-
Step 300
300
#9FC3F6
oklch(80.9% 0.082 257.1)
-
Step 400
400
#6AA2F2
oklch(70.8% 0.132 257.4)
-
Step 500
500 (this color)
#4891F7
oklch(66% 0.169 257.3)
-
Step 600
600
#1A6FDC
oklch(55.6% 0.184 257.4)
-
Step 700
700
#095CBF
oklch(49.1% 0.171 257.4)
-
Step 800
800
#0E4C9A
oklch(42.7% 0.141 257.2)
-
Step 900
900
#15407B
oklch(37.7% 0.111 257.5)
-
Step 950
950
#0E2648
oklch(27% 0.07 257.6)
#4891F7 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) | #609AFB | 0.035 |
| Deuteranopia (no green cones) | #438AF5 | 0.019 |
| Tritanopia (no blue cones) | #00A9B8 | 0.133 |
| Achromatopsia (no color) | #919191 | 0.169 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4891F7
#4891F7
oklch(66% 0.169 257.3)
- #C08500
#C08500
oklch(65.9% 0.138 77.4)
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 #4891F7, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chefchaouen Blue #4895EF ΔE 0.017
- Dodger Blue #1E90FF ΔE 0.026
- Dark Sky Blue #448EE4 ΔE 0.029
- Cornflower Blue #6495ED ΔE 0.033
- Soft Blue #6488EA ΔE 0.034
- Cornflower #6A79F7 ΔE 0.064
- Clear Blue #247AFD ΔE 0.069
- Lavender Blue #8B88F8 ΔE 0.075
Use #4891F7 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.