#007CE9
Closest named color: Clear Blue (#247AFD). oklch(59.1% 0.188 254), rgb(0, 124, 233).
Aa
Black text reads best on this color (5.05:1).
About this color
#007CE9 is a medium-dark, vivid blue. In OKLCH its lightness is 59%, its chroma 0.188 and its hue 254°. Its hue sits on the cool side of the wheel. The nearest named color is Clear Blue (#247AFD), ΔE 0.033 away. Black text reads best on it, at 5.05:1.
| Hue family | Blues |
| Lightness | medium-dark (59%) |
| Chroma | vivid (0.188) |
| Temperature | cool |
| Nearest name | Clear Blue (#247AFD) |
| Black text | 5.05:1 |
| White text | 4.15:1 |
Values
| HEX | #007CE9 |
| RGB | rgb(0, 124, 233) |
| HSL | hsl(208, 100%, 46%) |
| OKLCH | oklch(59.1% 0.188 254) |
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 #007CE9 | 4.15:1 | AA large text | Lc -73.2 | Content text, not long reading |
| Black text on #007CE9 | 5.05:1 | AA | Lc 36.3 | Non-text elements, placeholder text |
| #007CE9 text on white | 4.15:1 | AA large text | Lc 67.7 | Content text, not long reading |
| #007CE9 text on black | 5.05:1 | AA | Lc -33.9 | 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 600.
-
Step 50
50
#F0F6FD
oklch(97.1% 0.011 252.1)
-
Step 100
100
#DFEBFA
oklch(93.6% 0.024 254)
-
Step 200
200
#C4DBF8
oklch(88.4% 0.047 254.3)
-
Step 300
300
#9BC4F7
oklch(80.9% 0.085 254.2)
-
Step 400
400
#61A3F3
oklch(70.6% 0.136 254.2)
-
Step 500
500
#2E8AEE
oklch(63.1% 0.172 253.9)
-
Step 600
600 (this color)
#007CE9
oklch(59.1% 0.188 254)
-
Step 700
700
#005FB6
oklch(49% 0.157 254.2)
-
Step 800
800
#004E97
oklch(42.8% 0.136 254.1)
-
Step 900
900
#08417B
oklch(37.6% 0.113 254)
-
Step 950
950
#092748
oklch(27.1% 0.071 253.7)
#007CE9 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) | #3C86ED | 0.040 |
| Deuteranopia (no green cones) | #0074E7 | 0.021 |
| Tritanopia (no blue cones) | #0097A7 | 0.140 |
| Achromatopsia (no color) | #7C7C7C | 0.188 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #007CE9
#007CE9
oklch(59.1% 0.188 254)
- #A97000
#A97000
oklch(59.1% 0.125 73.9)
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 #007CE9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Clear Blue #247AFD ΔE 0.033
- Cerulean Blue #056EEE ΔE 0.037
- Royal Blue #4169E1 ΔE 0.051
- Water Blue #0E87CC ΔE 0.058
- Dodger Blue #1E90FF ΔE 0.061
- Dark Sky Blue #448EE4 ΔE 0.063
- Bright Blue #0165FC ΔE 0.064
- Windows Blue #3778BF ΔE 0.065
Use #007CE9 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.