#2F9DE2
Closest named color: Chefchaouen Blue (#4895EF). oklch(66.7% 0.14 241.7), rgb(47, 157, 226).
Aa
Black text reads best on this color (7.04:1).
About this color
#2F9DE2 is a medium-light, vivid blue. In OKLCH its lightness is 67%, its chroma 0.140 and its hue 242°. Its hue sits on the cool side of the wheel. The nearest named color is Chefchaouen Blue (#4895EF), ΔE 0.035 away. Black text reads best on it, at 7.04:1.
| Hue family | Blues |
| Lightness | medium-light (67%) |
| Chroma | vivid (0.140) |
| Temperature | cool |
| Nearest name | Chefchaouen Blue (#4895EF) |
| Black text | 7.04:1 |
| White text | 2.98:1 |
Values
| HEX | #2F9DE2 |
| RGB | rgb(47, 157, 226) |
| HSL | hsl(203, 76%, 54%) |
| OKLCH | oklch(66.7% 0.14 241.7) |
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 #2F9DE2 | 2.98:1 | Fails | Lc -61.3 | Content text, not long reading |
| Black text on #2F9DE2 | 7.04:1 | AAA | Lc 48.0 | Large or bold text, headings |
| #2F9DE2 text on white | 2.98:1 | Fails | Lc 56.0 | Large or bold text, headings |
| #2F9DE2 text on black | 7.04:1 | AAA | Lc -45.8 | 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 500.
-
Step 50
50
#F0F6FB
oklch(97% 0.009 242.8)
-
Step 100
100
#DFECF6
oklch(93.6% 0.019 240.7)
-
Step 200
200
#C4DDF1
oklch(88.5% 0.038 242.2)
-
Step 300
300
#9AC7E9
oklch(80.9% 0.068 241.3)
-
Step 400
400
#5DA9DF
oklch(70.8% 0.11 241.5)
-
Step 500
500 (this color)
#2F9DE2
oklch(66.7% 0.14 241.7)
-
Step 600
600
#007AB9
oklch(55.5% 0.132 242.1)
-
Step 700
700
#00679C
oklch(49.2% 0.116 241.5)
-
Step 800
800
#005481
oklch(42.7% 0.101 241.9)
-
Step 900
900
#00466C
oklch(37.7% 0.089 241.5)
-
Step 950
950
#052940
oklch(26.9% 0.058 242)
#2F9DE2 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) | #7D9EE5 | 0.068 |
| Deuteranopia (no green cones) | #648EE1 | 0.053 |
| Tritanopia (no blue cones) | #00AEB5 | 0.095 |
| Achromatopsia (no color) | #959595 | 0.140 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2F9DE2
#2F9DE2
oklch(66.7% 0.14 241.7)
- #D07E26
#D07E26
oklch(66.7% 0.14 62)
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 #2F9DE2, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chefchaouen Blue #4895EF ΔE 0.035
- Dark Sky Blue #448EE4 ΔE 0.042
- Cornflower Blue #6495ED ΔE 0.049
- Dodger Blue #1E90FF ΔE 0.062
- Soft Blue #6488EA ΔE 0.068
- Water Blue #0E87CC ΔE 0.069
- Faded Blue #658CBB ΔE 0.071
- Cool Blue #4984B8 ΔE 0.082
Use #2F9DE2 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.