#4E89F9
Closest named color: Soft Blue (#6488EA). oklch(64.7% 0.178 261.8), rgb(78, 137, 249).
Aa
Black text reads best on this color (6.27:1).
About this color
#4E89F9 is a medium-light, vivid blue. In OKLCH its lightness is 65%, its chroma 0.178 and its hue 262°. Its hue sits on the cool side of the wheel. The nearest named color is Soft Blue (#6488EA), ΔE 0.030 away. Black text reads best on it, at 6.27:1.
| Hue family | Blues |
| Lightness | medium-light (65%) |
| Chroma | vivid (0.178) |
| Temperature | cool |
| Nearest name | Soft Blue (#6488EA) |
| Black text | 6.27:1 |
| White text | 3.34:1 |
Values
| HEX | #4E89F9 |
| RGB | rgb(78, 137, 249) |
| HSL | hsl(219, 93%, 64%) |
| OKLCH | oklch(64.7% 0.178 261.8) |
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 #4E89F9 | 3.34:1 | AA large text | Lc -66.0 | Content text, not long reading |
| Black text on #4E89F9 | 6.27:1 | AA | Lc 43.5 | Non-text elements, placeholder text |
| #4E89F9 text on white | 3.34:1 | AA large text | Lc 60.6 | Content text, not long reading |
| #4E89F9 text on black | 6.27:1 | AA | Lc -41.1 | 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
#F1F6FE
oklch(97.2% 0.012 259.8)
-
Step 100
100
#E1EAFB
oklch(93.5% 0.025 263.3)
-
Step 200
200
#C8DAFA
oklch(88.5% 0.048 262)
-
Step 300
300
#A2C1FA
oklch(80.9% 0.088 262.4)
-
Step 400
400
#6F9FF7
oklch(70.7% 0.14 261.7)
-
Step 500
500 (this color)
#4E89F9
oklch(64.7% 0.178 261.8)
-
Step 600
600
#2C6AE2
oklch(55.5% 0.194 261.8)
-
Step 700
700
#2058C5
oklch(49.2% 0.18 261.9)
-
Step 800
800
#1C499F
oklch(42.8% 0.149 261.7)
-
Step 900
900
#1C3E7E
oklch(37.7% 0.116 261.6)
-
Step 950
950
#11254A
oklch(27.1% 0.074 261.5)
#4E89F9 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) | #5095FD | 0.031 |
| Deuteranopia (no green cones) | #2E85F7 | 0.028 |
| Tritanopia (no blue cones) | #00A3B5 | 0.143 |
| Achromatopsia (no color) | #8C8C8C | 0.178 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4E89F9
#4E89F9
oklch(64.7% 0.178 261.8)
- #B68400
#B68400
oklch(64.6% 0.133 81.7)
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 #4E89F9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Soft Blue #6488EA ΔE 0.030
- Dodger Blue #1E90FF ΔE 0.031
- Chefchaouen Blue #4895EF ΔE 0.037
- Dark Sky Blue #448EE4 ΔE 0.037
- Cornflower #6A79F7 ΔE 0.045
- Cornflower Blue #6495ED ΔE 0.046
- Clear Blue #247AFD ΔE 0.053
- Lavender Blue #8B88F8 ΔE 0.071
Use #4E89F9 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.