#4B54DE
Closest named color: Warm Blue (#4B57DB). oklch(52.4% 0.207 273.9), rgb(75, 84, 222).
Aa
White text reads best on this color (5.79:1).
About this color
#4B54DE is a medium-dark, vivid blue. In OKLCH its lightness is 52%, its chroma 0.207 and its hue 274°. Its hue sits on the cool side of the wheel. The nearest named color is Warm Blue (#4B57DB), ΔE 0.008 away. White text reads best on it, at 5.79:1.
| Hue family | Blues |
| Lightness | medium-dark (52%) |
| Chroma | vivid (0.207) |
| Temperature | cool |
| Nearest name | Warm Blue (#4B57DB) |
| Black text | 3.62:1 |
| White text | 5.79:1 |
Values
| HEX | #4B54DE |
| RGB | rgb(75, 84, 222) |
| HSL | hsl(236, 69%, 58%) |
| OKLCH | oklch(52.4% 0.207 273.9) |
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 #4B54DE | 5.79:1 | AA | Lc -83.7 | Fine for body text |
| Black text on #4B54DE | 3.62:1 | AA large text | Lc 25.6 | Dividers and decoration only |
| #4B54DE text on white | 5.79:1 | AA | Lc 78.4 | Fine for body text |
| #4B54DE text on black | 3.62:1 | AA large text | Lc -23.4 | 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 600.
-
Step 50
50
#F3F5FE
oklch(97.1% 0.012 276.1)
-
Step 100
100
#E4E9FC
oklch(93.6% 0.026 274.1)
-
Step 200
200
#CED7FC
oklch(88.4% 0.052 274.5)
-
Step 300
300
#ADBDFD
oklch(80.9% 0.092 273.3)
-
Step 400
400
#8497FC
oklch(70.6% 0.149 273.9)
-
Step 500
500
#697AFA
oklch(63.2% 0.19 274)
-
Step 600
600 (this color)
#4B54DE
oklch(52.4% 0.207 273.9)
-
Step 700
700
#444DCB
oklch(49.2% 0.192 273.8)
-
Step 800
800
#3840A4
oklch(42.8% 0.159 274)
-
Step 900
900
#2F3882
oklch(37.8% 0.124 273.7)
-
Step 950
950
#1B214C
oklch(26.9% 0.079 273.9)
#4B54DE 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) | #006CE2 | 0.065 |
| Deuteranopia (no green cones) | #005FDB | 0.052 |
| Tritanopia (no blue cones) | #007791 | 0.169 |
| Achromatopsia (no color) | #656565 | 0.207 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4B54DE
#4B54DE
oklch(52.4% 0.207 273.9)
- #7F6800
#7F6800
oklch(52.4% 0.107 93.6)
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 #4B54DE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Warm Blue #4B57DB ΔE 0.008
- Neon Blue #4361EE ΔE 0.037
- Azul #1D5DEC ΔE 0.046
- Royal Blue #4169E1 ΔE 0.048
- Dark Periwinkle #665FD1 ΔE 0.053
- Iris #6258C4 ΔE 0.054
- Slate Blue #6A5ACD ΔE 0.056
- Light Indigo #6D5ACF ΔE 0.058
Use #4B54DE 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.