#4D53D8
Closest named color: Warm Blue (#4B57DB). oklch(51.9% 0.2 275), rgb(77, 83, 216).
Aa
White text reads best on this color (5.92:1).
About this color
#4D53D8 is a medium-dark, vivid blue. In OKLCH its lightness is 52%, its chroma 0.200 and its hue 275°. Its hue sits on the cool side of the wheel. The nearest named color is Warm Blue (#4B57DB), ΔE 0.010 away. White text reads best on it, at 5.92:1.
| Hue family | Blues |
| Lightness | medium-dark (52%) |
| Chroma | vivid (0.200) |
| Temperature | cool |
| Nearest name | Warm Blue (#4B57DB) |
| Black text | 3.54:1 |
| White text | 5.92:1 |
Values
| HEX | #4D53D8 |
| RGB | rgb(77, 83, 216) |
| HSL | hsl(237, 64%, 57%) |
| OKLCH | oklch(51.9% 0.2 275) |
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 #4D53D8 | 5.92:1 | AA | Lc -84.3 | Fine for body text |
| Black text on #4D53D8 | 3.54:1 | AA large text | Lc 25.0 | Dividers and decoration only |
| #4D53D8 text on white | 5.92:1 | AA | Lc 79.1 | Fine for body text |
| #4D53D8 text on black | 3.54:1 | AA large text | Lc -22.7 | 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
#F3F5FE
oklch(97.1% 0.012 276.1)
-
Step 100
100
#E4E9FD
oklch(93.6% 0.028 274.7)
-
Step 200
200
#CED7FD
oklch(88.4% 0.053 274.8)
-
Step 300
300
#AEBCFF
oklch(80.9% 0.096 274.9)
-
Step 400
400
#8696FF
oklch(70.7% 0.154 275.2)
-
Step 500
500
#6A78FE
oklch(63.1% 0.197 274.8)
-
Step 600
600
#555CED
oklch(55.6% 0.214 274.9)
-
Step 700
700 (this color)
#4D53D8
oklch(51.9% 0.2 275)
-
Step 800
800
#393EA7
oklch(42.7% 0.165 274.8)
-
Step 900
900
#303684
oklch(37.6% 0.129 275)
-
Step 950
950
#1C214D
oklch(27.1% 0.08 274.8)
#4D53D8 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) | #006ADC | 0.066 |
| Deuteranopia (no green cones) | #005ED5 | 0.056 |
| Tritanopia (no blue cones) | #00748E | 0.164 |
| Achromatopsia (no color) | #646464 | 0.200 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4D53D8
#4D53D8
oklch(51.9% 0.2 275)
- #7C6700
#7C6700
oklch(51.9% 0.107 94.9)
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 #4D53D8, closest first.
No curated palette has a color within ΔE 0.04 of #4D53D8.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Warm Blue #4B57DB ΔE 0.010
- Neon Blue #4361EE ΔE 0.045
- Iris #6258C4 ΔE 0.046
- Dark Periwinkle #665FD1 ΔE 0.050
- Slate Blue #6A5ACD ΔE 0.051
- Royal Blue #4169E1 ΔE 0.052
- Bluey Purple #6241C7 ΔE 0.053
- Azul #1D5DEC ΔE 0.053
Use #4D53D8 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.