#4D5DCA
Closest named color: Warm Blue (#4B57DB). oklch(52.6% 0.169 272.9), rgb(77, 93, 202).
Aa
White text reads best on this color (5.62:1).
About this color
#4D5DCA is a medium-dark, vivid blue. In OKLCH its lightness is 53%, its chroma 0.169 and its hue 273°. Its hue sits on the cool side of the wheel. The nearest named color is Warm Blue (#4B57DB), ΔE 0.031 away. White text reads best on it, at 5.62:1.
| Hue family | Blues |
| Lightness | medium-dark (53%) |
| Chroma | vivid (0.169) |
| Temperature | cool |
| Nearest name | Warm Blue (#4B57DB) |
| Black text | 3.73:1 |
| White text | 5.62:1 |
Values
| HEX | #4D5DCA |
| RGB | rgb(77, 93, 202) |
| HSL | hsl(232, 54%, 55%) |
| OKLCH | oklch(52.6% 0.169 272.9) |
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 #4D5DCA | 5.62:1 | AA | Lc -83.1 | Fine for body text |
| Black text on #4D5DCA | 3.73:1 | AA large text | Lc 26.3 | Dividers and decoration only |
| #4D5DCA text on white | 5.62:1 | AA | Lc 77.8 | Fine for body text |
| #4D5DCA text on black | 3.73:1 | AA large text | Lc -24.0 | 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
#F3F5FD
oklch(97.1% 0.011 274.9)
-
Step 100
100
#E5E9F9
oklch(93.6% 0.022 274.7)
-
Step 200
200
#CFD8F6
oklch(88.5% 0.042 272.3)
-
Step 300
300
#B0BEF2
oklch(80.9% 0.075 272.9)
-
Step 400
400
#889BEC
oklch(70.8% 0.121 272.9)
-
Step 500
500
#6B7FE6
oklch(63% 0.156 272.9)
-
Step 600
600 (this color)
#4D5DCA
oklch(52.6% 0.169 272.9)
-
Step 700
700
#4654B8
oklch(49.1% 0.157 273.2)
-
Step 800
800
#394695
oklch(42.8% 0.13 272.7)
-
Step 900
900
#313B77
oklch(37.7% 0.102 273.4)
-
Step 950
950
#1C2345
oklch(26.9% 0.064 272.7)
#4D5DCA 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) | #116DCE | 0.055 |
| Deuteranopia (no green cones) | #0062C8 | 0.053 |
| Tritanopia (no blue cones) | #00778A | 0.145 |
| Achromatopsia (no color) | #676767 | 0.169 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4D5DCA
#4D5DCA
oklch(52.6% 0.169 272.9)
- #806800
#806800
oklch(52.5% 0.108 92.9)
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 #4D5DCA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Warm Blue #4B57DB ΔE 0.031
- Iris #6258C4 ΔE 0.031
- Dark Periwinkle #665FD1 ΔE 0.038
- Slate Blue #6A5ACD ΔE 0.041
- Royal Blue #4169E1 ΔE 0.044
- Light Indigo #6D5ACF ΔE 0.047
- Neon Blue #4361EE ΔE 0.056
- Mid Blue #276AB3 ΔE 0.062
Use #4D5DCA 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.