#4261C5
Closest named color: Warm Blue (#4B57DB). oklch(52.4% 0.16 267.6), rgb(66, 97, 197).
Aa
White text reads best on this color (5.60:1).
About this color
#4261C5 is a medium-dark, vivid blue. In OKLCH its lightness is 52%, its chroma 0.160 and its hue 268°. Its hue sits on the cool side of the wheel. The nearest named color is Warm Blue (#4B57DB), ΔE 0.043 away. White text reads best on it, at 5.60:1.
| Hue family | Blues |
| Lightness | medium-dark (52%) |
| Chroma | vivid (0.160) |
| Temperature | cool |
| Nearest name | Warm Blue (#4B57DB) |
| Black text | 3.74:1 |
| White text | 5.60:1 |
Values
| HEX | #4261C5 |
| RGB | rgb(66, 97, 197) |
| HSL | hsl(226, 53%, 52%) |
| OKLCH | oklch(52.4% 0.16 267.6) |
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 #4261C5 | 5.60:1 | AA | Lc -83.0 | Fine for body text |
| Black text on #4261C5 | 3.74:1 | AA large text | Lc 26.4 | Dividers and decoration only |
| #4261C5 text on white | 5.60:1 | AA | Lc 77.7 | Fine for body text |
| #4261C5 text on black | 3.74:1 | AA large text | Lc -24.1 | 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
#F2F5FC
oklch(97% 0.01 267.4)
-
Step 100
100
#E4EAF8
oklch(93.7% 0.02 267.3)
-
Step 200
200
#CDD9F4
oklch(88.5% 0.039 266.5)
-
Step 300
300
#ACC0F0
oklch(80.9% 0.072 267.1)
-
Step 400
400
#819EE9
oklch(70.8% 0.115 267.3)
-
Step 500
500
#6383E2
oklch(63% 0.148 268)
-
Step 600
600 (this color)
#4261C5
oklch(52.4% 0.16 267.6)
-
Step 700
700
#3C59B4
oklch(49.2% 0.148 267.4)
-
Step 800
800
#324992
oklch(42.8% 0.123 267.8)
-
Step 900
900
#2B3E74
oklch(37.8% 0.095 267.2)
-
Step 950
950
#192444
oklch(26.9% 0.062 267.8)
#4261C5 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) | #266EC9 | 0.037 |
| Deuteranopia (no green cones) | #0062C3 | 0.040 |
| Tritanopia (no blue cones) | #00788A | 0.131 |
| Achromatopsia (no color) | #686868 | 0.160 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4261C5
#4261C5
oklch(52.4% 0.16 267.6)
- #846500
#846500
oklch(52.3% 0.107 87.5)
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 #4261C5, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Warm Blue #4B57DB ΔE 0.043
- Iris #6258C4 ΔE 0.045
- Mid Blue #276AB3 ΔE 0.045
- Royal Blue #4169E1 ΔE 0.046
- French Blue #436BAD ΔE 0.050
- Dark Periwinkle #665FD1 ΔE 0.051
- Slate Blue #6A5ACD ΔE 0.056
- Light Indigo #6D5ACF ΔE 0.061
Use #4261C5 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.