#429FE8
Closest named color: Chefchaouen Blue (#4895EF). oklch(68% 0.139 245.7), rgb(66, 159, 232).
Aa
Black text reads best on this color (7.35:1).
About this color
#429FE8 is a medium-light, moderately saturated blue. In OKLCH its lightness is 68%, its chroma 0.139 and its hue 246°. Its hue sits on the cool side of the wheel. The nearest named color is Chefchaouen Blue (#4895EF), ΔE 0.031 away. Black text reads best on it, at 7.35:1.
| Hue family | Blues |
| Lightness | medium-light (68%) |
| Chroma | moderately saturated (0.139) |
| Temperature | cool |
| Nearest name | Chefchaouen Blue (#4895EF) |
| Black text | 7.35:1 |
| White text | 2.85:1 |
Values
| HEX | #429FE8 |
| RGB | rgb(66, 159, 232) |
| HSL | hsl(206, 78%, 58%) |
| OKLCH | oklch(68% 0.139 245.7) |
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 #429FE8 | 2.85:1 | Fails | Lc -59.6 | Large or bold text, headings |
| Black text on #429FE8 | 7.35:1 | AAA | Lc 49.7 | Large or bold text, headings |
| #429FE8 text on white | 2.85:1 | Fails | Lc 54.3 | Large or bold text, headings |
| #429FE8 text on black | 7.35:1 | AAA | Lc -47.5 | Large or bold text, headings |
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 400.
-
Step 50
50
#EFF6FD
oklch(97% 0.012 248)
-
Step 100
100
#DDECFA
oklch(93.6% 0.025 246.2)
-
Step 200
200
#C0DDF8
oklch(88.5% 0.048 246.5)
-
Step 300
300
#92C7F6
oklch(81% 0.087 245.9)
-
Step 400
400 (this color)
#429FE8
oklch(68% 0.139 245.7)
-
Step 500
500
#008FE4
oklch(63% 0.162 246)
-
Step 600
600
#0078C0
oklch(55.5% 0.142 245.8)
-
Step 700
700
#0065A3
oklch(49.1% 0.126 245.9)
-
Step 800
800
#005386
oklch(42.8% 0.108 245.3)
-
Step 900
900
#004571
oklch(37.8% 0.096 245.5)
-
Step 950
950
#002846
oklch(26.9% 0.07 246.6)
#429FE8 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) | #7EA2EB | 0.058 |
| Deuteranopia (no green cones) | #6792E7 | 0.043 |
| Tritanopia (no blue cones) | #00B1B9 | 0.101 |
| Achromatopsia (no color) | #999999 | 0.139 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #429FE8
#429FE8
oklch(68% 0.139 245.7)
- #D18426
#D18426
oklch(67.9% 0.139 65.6)
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 #429FE8, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chefchaouen Blue #4895EF ΔE 0.031
- Cornflower Blue #6495ED ΔE 0.039
- Dark Sky Blue #448EE4 ΔE 0.046
- Dodger Blue #1E90FF ΔE 0.062
- Soft Blue #6488EA ΔE 0.065
- Faded Blue #658CBB ΔE 0.076
- Water Blue #0E87CC ΔE 0.082
- Deep Sky Blue #00BFFF ΔE 0.085
Use #429FE8 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.