#4142A8
Closest named color: Blueberry (#464196). oklch(44.1% 0.16 277.2), rgb(65, 66, 168).
Aa
White text reads best on this color (8.17:1).
About this color
#4142A8 is a dark, vivid blue. In OKLCH its lightness is 44%, its chroma 0.160 and its hue 277°. Its hue sits on the cool side of the wheel. The nearest named color is Blueberry (#464196), ΔE 0.030 away. White text reads best on it, at 8.17:1.
| Hue family | Blues |
| Lightness | dark (44%) |
| Chroma | vivid (0.160) |
| Temperature | cool |
| Nearest name | Blueberry (#464196) |
| Black text | 2.56:1 |
| White text | 8.17:1 |
Values
| HEX | #4142A8 |
| RGB | rgb(65, 66, 168) |
| HSL | hsl(239, 44%, 46%) |
| OKLCH | oklch(44.1% 0.16 277.2) |
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 #4142A8 | 8.17:1 | AAA | Lc -92.5 | Preferred for body text |
| Black text on #4142A8 | 2.56:1 | Fails | Lc 16.2 | Dividers and decoration only |
| #4142A8 text on white | 8.17:1 | AAA | Lc 87.8 | Fine for body text |
| #4142A8 text on black | 2.56:1 | Fails | Lc -14.3 | 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 800.
-
Step 50
50
#F3F5FE
oklch(97.1% 0.012 276.1)
-
Step 100
100
#E5E9FC
oklch(93.7% 0.026 276.4)
-
Step 200
200
#D0D7FC
oklch(88.6% 0.052 276.9)
-
Step 300
300
#B1BBFD
oklch(80.8% 0.094 277.4)
-
Step 400
400
#8A95FC
oklch(70.6% 0.15 277.2)
-
Step 500
500
#7077FA
oklch(63.1% 0.192 277.1)
-
Step 600
600
#5B5CE9
oklch(55.7% 0.208 277)
-
Step 700
700
#4C4ACA
oklch(49.1% 0.193 277.3)
-
Step 800
800 (this color)
#4142A8
oklch(44.1% 0.16 277.2)
-
Step 900
900
#343682
oklch(37.7% 0.125 277.4)
-
Step 950
950
#1E204C
oklch(26.9% 0.08 277.6)
#4142A8 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) | #0054AB | 0.060 |
| Deuteranopia (no green cones) | #004BA6 | 0.054 |
| Tritanopia (no blue cones) | #005B6E | 0.137 |
| Achromatopsia (no color) | #4F4F4F | 0.160 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4142A8
#4142A8
oklch(44.1% 0.16 277.2)
- #615200
#615200
oklch(44% 0.091 96.9)
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 #4142A8, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blueberry #464196 ΔE 0.030
- Dark Slate Blue #483D8B ΔE 0.049
- Sapphire #2138AB ΔE 0.050
- Blue With A Hint Of Purple #533CC6 ΔE 0.055
- Majorelle Blue #3F37C9 ΔE 0.057
- Cobalt #1E488F ΔE 0.060
- Blue Blue #2242C7 ΔE 0.060
- Blurple #5539CC ΔE 0.066
Use #4142A8 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.