#4959B0
Closest named color: Iris (#6258C4). oklch(49.7% 0.139 272.6), rgb(73, 89, 176).
Aa
White text reads best on this color (6.28:1).
About this color
#4959B0 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 50%, its chroma 0.139 and its hue 273°. Its hue sits on the cool side of the wheel. The nearest named color is Iris (#6258C4), ΔE 0.048 away. White text reads best on it, at 6.28:1.
| Hue family | Blues |
| Lightness | medium-dark (50%) |
| Chroma | moderately saturated (0.139) |
| Temperature | cool |
| Nearest name | Iris (#6258C4) |
| Black text | 3.33:1 |
| White text | 6.28:1 |
Values
| HEX | #4959B0 |
| RGB | rgb(73, 89, 176) |
| HSL | hsl(231, 41%, 49%) |
| OKLCH | oklch(49.7% 0.139 272.6) |
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 #4959B0 | 6.28:1 | AA | Lc -86.2 | Fine for body text |
| Black text on #4959B0 | 3.33:1 | AA large text | Lc 23.0 | Dividers and decoration only |
| #4959B0 text on white | 6.28:1 | AA | Lc 81.1 | Fine for body text |
| #4959B0 text on black | 3.33:1 | AA large text | Lc -20.8 | Dividers and decoration only |
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 700.
-
Step 50
50
#F3F5FC
oklch(97.1% 0.01 273.4)
-
Step 100
100
#E5E9F7
oklch(93.5% 0.019 273.2)
-
Step 200
200
#D0D8F3
oklch(88.5% 0.038 272.5)
-
Step 300
300
#B2BFED
oklch(81% 0.067 272.5)
-
Step 400
400
#8A9CE4
oklch(70.7% 0.108 272.7)
-
Step 500
500
#6E82DC
oklch(63.2% 0.137 272.5)
-
Step 600
600
#5769C9
oklch(55.5% 0.149 272.7)
-
Step 700
700 (this color)
#4959B0
oklch(49.7% 0.139 272.6)
-
Step 800
800
#3B488D
oklch(42.8% 0.114 272.7)
-
Step 900
900
#323D71
oklch(37.8% 0.09 272.4)
-
Step 950
950
#1D2442
oklch(27% 0.057 272.2)
#4959B0 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) | #2D65B3 | 0.039 |
| Deuteranopia (no green cones) | #1C5CAE | 0.042 |
| Tritanopia (no blue cones) | #006D7C | 0.123 |
| Achromatopsia (no color) | #606060 | 0.139 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4959B0
#4959B0
oklch(49.7% 0.139 272.6)
- #776000
#776000
oklch(49.8% 0.102 92.4)
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 #4959B0, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Iris #6258C4 ΔE 0.048
- French Blue #436BAD ΔE 0.050
- Dusky Blue #475F94 ΔE 0.051
- Mid Blue #276AB3 ΔE 0.051
- Denim Blue #3B5B92 ΔE 0.053
- Twilight #4E518B ΔE 0.060
- Slate Blue #6A5ACD ΔE 0.067
- Warm Blue #4B57DB ΔE 0.068
Use #4959B0 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.