#007FD5
Closest named color: Water Blue (#0E87CC). oklch(58.4% 0.16 248.8), rgb(0, 127, 213).
Aa
Black text reads best on this color (4.99:1).
About this color
#007FD5 is a medium-dark, vivid blue. In OKLCH its lightness is 58%, its chroma 0.160 and its hue 249°. Its hue sits on the cool side of the wheel. The nearest named color is Water Blue (#0E87CC), ΔE 0.029 away. Black text reads best on it, at 4.99:1.
| Hue family | Blues |
| Lightness | medium-dark (58%) |
| Chroma | vivid (0.160) |
| Temperature | cool |
| Nearest name | Water Blue (#0E87CC) |
| Black text | 4.99:1 |
| White text | 4.20:1 |
Values
| HEX | #007FD5 |
| RGB | rgb(0, 127, 213) |
| HSL | hsl(204, 100%, 42%) |
| OKLCH | oklch(58.4% 0.16 248.8) |
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 #007FD5 | 4.20:1 | AA large text | Lc -73.8 | Content text, not long reading |
| Black text on #007FD5 | 4.99:1 | AA | Lc 35.8 | Non-text elements, placeholder text |
| #007FD5 text on white | 4.20:1 | AA large text | Lc 68.3 | Content text, not long reading |
| #007FD5 text on black | 4.99:1 | AA | Lc -33.4 | 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
#F1F6FC
oklch(97.1% 0.01 252.8)
-
Step 100
100
#E0EBF8
oklch(93.6% 0.021 252.5)
-
Step 200
200
#C5DCF3
oklch(88.5% 0.04 248.3)
-
Step 300
300
#9DC5EE
oklch(80.9% 0.072 249.4)
-
Step 400
400
#64A6E5
oklch(70.7% 0.115 248.7)
-
Step 500
500
#318EDE
oklch(63.1% 0.148 248.8)
-
Step 600
600 (this color)
#007FD5
oklch(58.4% 0.16 248.8)
-
Step 700
700
#0063A9
oklch(49% 0.136 249.1)
-
Step 800
800
#00518B
oklch(42.6% 0.117 248.8)
-
Step 900
900
#0A4472
oklch(37.8% 0.096 248.7)
-
Step 950
950
#0A2843
oklch(27% 0.061 249.3)
#007FD5 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) | #5385D8 | 0.052 |
| Deuteranopia (no green cones) | #3174D3 | 0.031 |
| Tritanopia (no blue cones) | #00949F | 0.116 |
| Achromatopsia (no color) | #7C7C7C | 0.160 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #007FD5
#007FD5
oklch(58.4% 0.16 248.8)
- #AC6B00
#AC6B00
oklch(58.5% 0.128 68.6)
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 #007FD5, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Water Blue #0E87CC ΔE 0.029
- Windows Blue #3778BF ΔE 0.038
- Nice Blue #107AB0 ΔE 0.057
- Dark Sky Blue #448EE4 ΔE 0.059
- Cool Blue #4984B8 ΔE 0.060
- Steel Blue #4682B4 ΔE 0.061
- Cerulean Blue #056EEE ΔE 0.062
- Royal Blue #4169E1 ΔE 0.065
Use #007FD5 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.