#4B4454
Closest named color: Charcoal Grey (#3C4142). oklch(40% 0.028 305), rgb(75, 68, 84).
Aa
White text reads best on this color (9.31:1).
About this color
#4B4454 is a dark close to neutral grey. In OKLCH its lightness is 40%, its chroma 0.028. It has too little chroma to lean warm or cool. The nearest named color is Charcoal Grey (#3C4142), ΔE 0.041 away. White text reads best on it, at 9.31:1.
| Hue family | Neutrals |
| Lightness | dark (40%) |
| Chroma | close to neutral grey (0.028) |
| Temperature | neutral |
| Nearest name | Charcoal Grey (#3C4142) |
| Black text | 2.25:1 |
| White text | 9.31:1 |
Values
| HEX | #4B4454 |
| RGB | rgb(75, 68, 84) |
| HSL | hsl(266, 11%, 30%) |
| OKLCH | oklch(40% 0.028 305) |
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 #4B4454 | 9.31:1 | AAA | Lc -95.8 | Preferred for body text |
| Black text on #4B4454 | 2.25:1 | Fails | Lc 12.4 | Not readable |
| #4B4454 text on white | 9.31:1 | AAA | Lc 91.5 | Preferred for body text |
| #4B4454 text on black | 2.25:1 | Fails | Lc -10.8 | Not readable |
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 900.
-
Step 50
50
#F6F5F7
oklch(97.1% 0.003 308.4)
-
Step 100
100
#EBE9ED
oklch(93.7% 0.006 308.4)
-
Step 200
200
#DBD7DF
oklch(88.5% 0.012 308.3)
-
Step 300
300
#C4BDCC
oklch(80.9% 0.022 306.8)
-
Step 400
400
#A59CB2
oklch(70.8% 0.033 304.1)
-
Step 500
500
#8F839F
oklch(63% 0.044 304.6)
-
Step 600
600
#796D8A
oklch(55.6% 0.046 303.8)
-
Step 700
700
#665B75
oklch(49.1% 0.043 304.1)
-
Step 800
800
#534A5F
oklch(42.6% 0.036 304.4)
-
Step 900
900 (this color)
#4B4454
oklch(40% 0.028 305)
-
Step 950
950
#28242E
oklch(26.9% 0.019 303.3)
#4B4454 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) | #414755 | 0.018 |
| Deuteranopia (no green cones) | #434753 | 0.016 |
| Tritanopia (no blue cones) | #4A4649 | 0.022 |
| Achromatopsia (no color) | #474747 | 0.028 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4B4454
#4B4454
oklch(40% 0.028 305)
- #444A3A
#444A3A
oklch(39.9% 0.027 124.3)
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 #4B4454, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal Grey #3C4142 ΔE 0.041
- Dark Grey Blue #29465B ΔE 0.049
- Charcoal #264653 ΔE 0.053
- Dark Slate Gray #2F4F4F ΔE 0.054
- Onyx #343A40 ΔE 0.059
- Purple Brown #673A3F ΔE 0.060
- Dusty Grape #545775 ΔE 0.071
- Dark Blue Grey #1F3B4D ΔE 0.075
Use #4B4454 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.