#4855B7
Closest named color: Iris (#6258C4). oklch(49.3% 0.154 273.7), rgb(72, 85, 183).
Aa
White text reads best on this color (6.44:1).
About this color
#4855B7 is a medium-dark, vivid blue. In OKLCH its lightness is 49%, its chroma 0.154 and its hue 274°. Its hue sits on the cool side of the wheel. The nearest named color is Iris (#6258C4), ΔE 0.044 away. White text reads best on it, at 6.44:1.
| Hue family | Blues |
| Lightness | medium-dark (49%) |
| Chroma | vivid (0.154) |
| Temperature | cool |
| Nearest name | Iris (#6258C4) |
| Black text | 3.25:1 |
| White text | 6.44:1 |
Values
| HEX | #4855B7 |
| RGB | rgb(72, 85, 183) |
| HSL | hsl(233, 44%, 50%) |
| OKLCH | oklch(49.3% 0.154 273.7) |
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 #4855B7 | 6.44:1 | AA | Lc -86.8 | Fine for body text |
| Black text on #4855B7 | 3.25:1 | AA large text | Lc 22.4 | Dividers and decoration only |
| #4855B7 text on white | 6.44:1 | AA | Lc 81.7 | Fine for body text |
| #4855B7 text on black | 3.25:1 | AA large text | Lc -20.2 | 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
#E5E9F9
oklch(93.6% 0.022 274.7)
-
Step 200
200
#D0D8F5
oklch(88.5% 0.041 273.3)
-
Step 300
300
#B1BEF2
oklch(81% 0.075 273.7)
-
Step 400
400
#899BEB
oklch(70.8% 0.119 273.4)
-
Step 500
500
#6D7FE4
oklch(63% 0.152 273.6)
-
Step 600
600
#5766D2
oklch(55.5% 0.165 273.8)
-
Step 700
700 (this color)
#4855B7
oklch(49.3% 0.154 273.7)
-
Step 800
800
#3B4694
oklch(42.9% 0.128 273.7)
-
Step 900
900
#323B76
oklch(37.7% 0.1 274.1)
-
Step 950
950
#1D2345
oklch(27% 0.063 273.9)
#4855B7 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) | #1763BA | 0.050 |
| Deuteranopia (no green cones) | #005AB5 | 0.052 |
| Tritanopia (no blue cones) | #006C7E | 0.133 |
| Achromatopsia (no color) | #5E5E5E | 0.154 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4855B7
#4855B7
oklch(49.3% 0.154 273.7)
- #755F00
#755F00
oklch(49.3% 0.101 93.1)
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 #4855B7, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Iris #6258C4 ΔE 0.044
- Warm Blue #4B57DB ΔE 0.056
- Blue With A Hint Of Purple #533CC6 ΔE 0.061
- Mid Blue #276AB3 ΔE 0.061
- Bluey Purple #6241C7 ΔE 0.061
- Slate Blue #6A5ACD ΔE 0.063
- French Blue #436BAD ΔE 0.063
- Dark Periwinkle #665FD1 ΔE 0.065
Use #4855B7 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.