#004EBD
Closest named color: Blue Blue (#2242C7). oklch(45.9% 0.187 260), rgb(0, 78, 189).
Aa
White text reads best on this color (7.43:1).
About this color
#004EBD is a medium-dark, vivid blue. In OKLCH its lightness is 46%, its chroma 0.187 and its hue 260°. Its hue sits on the cool side of the wheel. The nearest named color is Blue Blue (#2242C7), ΔE 0.032 away. White text reads best on it, at 7.43:1.
| Hue family | Blues |
| Lightness | medium-dark (46%) |
| Chroma | vivid (0.187) |
| Temperature | cool |
| Nearest name | Blue Blue (#2242C7) |
| Black text | 2.82:1 |
| White text | 7.43:1 |
Values
| HEX | #004EBD |
| RGB | rgb(0, 78, 189) |
| HSL | hsl(215, 100%, 37%) |
| OKLCH | oklch(45.9% 0.187 260) |
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 #004EBD | 7.43:1 | AAA | Lc -89.8 | Fine for body text |
| Black text on #004EBD | 2.82:1 | Fails | Lc 19.1 | Dividers and decoration only |
| #004EBD text on white | 7.43:1 | AAA | Lc 84.9 | Fine for body text |
| #004EBD text on black | 2.82:1 | Fails | Lc -17.1 | Dividers and decoration only |
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 800.
-
Step 50
50
#F0F6FF
oklch(97.1% 0.014 258.3)
-
Step 100
100
#DEEBFF
oklch(93.6% 0.031 258.9)
-
Step 200
200
#C4DAFF
oklch(88.4% 0.057 260.8)
-
Step 300
300
#9CC2FF
oklch(80.9% 0.096 259.7)
-
Step 400
400
#669FFF
oklch(70.7% 0.154 260.3)
-
Step 500
500
#3883FF
oklch(63% 0.199 260)
-
Step 600
600
#0067F4
oklch(55.6% 0.226 260)
-
Step 700
700
#0056CF
oklch(49.1% 0.2 260)
-
Step 800
800 (this color)
#004EBD
oklch(45.9% 0.187 260)
-
Step 900
900
#063B8D
oklch(37.7% 0.146 260.1)
-
Step 950
950
#072452
oklch(27.1% 0.091 259.6)
#004EBD 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) | #005DC1 | 0.039 |
| Deuteranopia (no green cones) | #004EBB | 0.003 |
| Tritanopia (no blue cones) | #006B7E | 0.142 |
| Achromatopsia (no color) | #555555 | 0.187 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #004EBD
#004EBD
oklch(45.9% 0.187 260)
- #735100
#735100
oklch(46% 0.095 80.6)
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 #004EBD, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blue Blue #2242C7 ΔE 0.032
- Sapphire #2138AB ΔE 0.058
- Majorelle Blue #3F37C9 ΔE 0.063
- Cobalt #1E488F ΔE 0.075
- Blue With A Hint Of Purple #533CC6 ΔE 0.080
- Dusk Blue #26538D ΔE 0.082
- Warm Blue #4B57DB ΔE 0.082
- Mid Blue #276AB3 ΔE 0.083
Use #004EBD 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.