#2E8CD7
Closest named color: Water Blue (#0E87CC). oklch(62.2% 0.142 247.2), rgb(46, 140, 215).
Aa
Black text reads best on this color (5.84:1).
About this color
#2E8CD7 is a medium-light, vivid blue. In OKLCH its lightness is 62%, its chroma 0.142 and its hue 247°. Its hue sits on the cool side of the wheel. The nearest named color is Water Blue (#0E87CC), ΔE 0.026 away. Black text reads best on it, at 5.84:1.
| Hue family | Blues |
| Lightness | medium-light (62%) |
| Chroma | vivid (0.142) |
| Temperature | cool |
| Nearest name | Water Blue (#0E87CC) |
| Black text | 5.84:1 |
| White text | 3.59:1 |
Values
| HEX | #2E8CD7 |
| RGB | rgb(46, 140, 215) |
| HSL | hsl(207, 68%, 51%) |
| OKLCH | oklch(62.2% 0.142 247.2) |
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 #2E8CD7 | 3.59:1 | AA large text | Lc -68.6 | Content text, not long reading |
| Black text on #2E8CD7 | 5.84:1 | AA | Lc 41.0 | Non-text elements, placeholder text |
| #2E8CD7 text on white | 3.59:1 | AA large text | Lc 63.1 | Content text, not long reading |
| #2E8CD7 text on black | 5.84:1 | AA | Lc -38.6 | Non-text elements, placeholder text |
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
#F1F6FC
oklch(97.1% 0.01 252.8)
-
Step 100
100
#E0EBF7
oklch(93.5% 0.02 250.4)
-
Step 200
200
#C6DCF2
oklch(88.5% 0.038 248.3)
-
Step 300
300
#9DC5EC
oklch(80.8% 0.07 248.1)
-
Step 400
400
#64A7E2
oklch(70.8% 0.111 246.7)
-
Step 500
500 (this color)
#2E8CD7
oklch(62.2% 0.142 247.2)
-
Step 600
600
#0078C4
oklch(55.7% 0.147 247.1)
-
Step 700
700
#0064A5
oklch(49% 0.13 247.2)
-
Step 800
800
#005289
oklch(42.7% 0.113 247.3)
-
Step 900
900
#0A4470
oklch(37.6% 0.094 247.6)
-
Step 950
950
#0A2841
oklch(26.9% 0.058 247.4)
#2E8CD7 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) | #698FDA | 0.053 |
| Deuteranopia (no green cones) | #5080D6 | 0.038 |
| Tritanopia (no blue cones) | #009EA7 | 0.102 |
| Achromatopsia (no color) | #878787 | 0.142 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2E8CD7
#2E8CD7
oklch(62.2% 0.142 247.2)
- #BC7400
#BC7400
oklch(62.2% 0.137 67.6)
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 #2E8CD7, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Water Blue #0E87CC ΔE 0.026
- Dark Sky Blue #448EE4 ΔE 0.026
- Chefchaouen Blue #4895EF ΔE 0.047
- Cool Blue #4984B8 ΔE 0.049
- Steel Blue #4682B4 ΔE 0.055
- Soft Blue #6488EA ΔE 0.057
- Dodger Blue #1E90FF ΔE 0.059
- Blue NCS #118AB2 ΔE 0.060
Use #2E8CD7 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.