#4B89F0
Closest named color: Dark Sky Blue (#448EE4). oklch(64% 0.167 260), rgb(75, 137, 240).
Aa
Black text reads best on this color (6.13:1).
About this color
#4B89F0 is a medium-light, vivid blue. In OKLCH its lightness is 64%, its chroma 0.167 and its hue 260°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Sky Blue (#448EE4), ΔE 0.025 away. Black text reads best on it, at 6.13:1.
| Hue family | Blues |
| Lightness | medium-light (64%) |
| Chroma | vivid (0.167) |
| Temperature | cool |
| Nearest name | Dark Sky Blue (#448EE4) |
| Black text | 6.13:1 |
| White text | 3.42:1 |
Values
| HEX | #4B89F0 |
| RGB | rgb(75, 137, 240) |
| HSL | hsl(217, 85%, 62%) |
| OKLCH | oklch(64% 0.167 260) |
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 #4B89F0 | 3.42:1 | AA large text | Lc -66.9 | Content text, not long reading |
| Black text on #4B89F0 | 6.13:1 | AA | Lc 42.7 | Non-text elements, placeholder text |
| #4B89F0 text on white | 3.42:1 | AA large text | Lc 61.4 | Content text, not long reading |
| #4B89F0 text on black | 6.13:1 | AA | Lc -40.3 | 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
#E1EBFA
oklch(93.7% 0.023 258.4)
-
Step 200
200
#C8DAF8
oklch(88.4% 0.046 260.7)
-
Step 300
300
#A2C2F6
oklch(80.9% 0.082 260)
-
Step 400
400
#6FA0F2
oklch(70.6% 0.132 260.2)
-
Step 500
500 (this color)
#4B89F0
oklch(64% 0.167 260)
-
Step 600
600
#2A6DDB
oklch(55.5% 0.182 260)
-
Step 700
700
#1D5BBE
oklch(49.2% 0.168 259.8)
-
Step 800
800
#1A4B9A
oklch(42.8% 0.14 259.8)
-
Step 900
900
#1B3F7A
oklch(37.6% 0.109 259.8)
-
Step 950
950
#112548
oklch(26.9% 0.07 260.7)
#4B89F0 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) | #5793F4 | 0.030 |
| Deuteranopia (no green cones) | #3A84EE | 0.021 |
| Tritanopia (no blue cones) | #00A1B1 | 0.134 |
| Achromatopsia (no color) | #8B8B8B | 0.168 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4B89F0
#4B89F0
oklch(64% 0.167 260)
- #B68100
#B68100
oklch(64% 0.133 79.6)
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 #4B89F0, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Sky Blue #448EE4 ΔE 0.025
- Soft Blue #6488EA ΔE 0.025
- Chefchaouen Blue #4895EF ΔE 0.032
- Dodger Blue #1E90FF ΔE 0.033
- Cornflower Blue #6495ED ΔE 0.044
- Cornflower #6A79F7 ΔE 0.050
- Clear Blue #247AFD ΔE 0.056
- Water Blue #0E87CC ΔE 0.067
Use #4B89F0 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.