#00628F
Closest named color: Peacock Blue (#016795). oklch(47.1% 0.105 238.4), rgb(0, 98, 143).
Aa
White text reads best on this color (6.68:1).
About this color
#00628F is a medium-dark, moderately saturated blue. In OKLCH its lightness is 47%, its chroma 0.105 and its hue 238°. Its hue sits on the cool side of the wheel. The nearest named color is Peacock Blue (#016795), ΔE 0.017 away. White text reads best on it, at 6.68:1.
| Hue family | Blues |
| Lightness | medium-dark (47%) |
| Chroma | moderately saturated (0.105) |
| Temperature | cool |
| Nearest name | Peacock Blue (#016795) |
| Black text | 3.14:1 |
| White text | 6.68:1 |
Values
| HEX | #00628F |
| RGB | rgb(0, 98, 143) |
| HSL | hsl(199, 100%, 28%) |
| OKLCH | oklch(47.1% 0.105 238.4) |
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 #00628F | 6.68:1 | AA | Lc -87.5 | Fine for body text |
| Black text on #00628F | 3.14:1 | AA large text | Lc 21.7 | Dividers and decoration only |
| #00628F text on white | 6.68:1 | AA | Lc 82.4 | Fine for body text |
| #00628F text on black | 3.14:1 | AA large text | Lc -19.5 | 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 700.
-
Step 50
50
#F1F6FA
oklch(97.1% 0.008 241.7)
-
Step 100
100
#E1ECF3
oklch(93.7% 0.015 235.4)
-
Step 200
200
#C9DCEA
oklch(88.5% 0.028 239.7)
-
Step 300
300
#A3C6DE
oklch(80.9% 0.051 238.2)
-
Step 400
400
#6FA8CE
oklch(70.7% 0.082 238.7)
-
Step 500
500
#4592C1
oklch(63.1% 0.104 238.3)
-
Step 600
600
#1E7BAE
oklch(55.5% 0.114 238.8)
-
Step 700
700 (this color)
#00628F
oklch(47.1% 0.105 238.4)
-
Step 800
800
#125579
oklch(42.8% 0.087 238.2)
-
Step 900
900
#184661
oklch(37.6% 0.068 238.2)
-
Step 950
950
#102939
oklch(26.9% 0.043 239.2)
#00628F 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) | #4C6291 | 0.056 |
| Deuteranopia (no green cones) | #3A578E | 0.044 |
| Tritanopia (no blue cones) | #006D72 | 0.066 |
| Achromatopsia (no color) | #5C5C5C | 0.105 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #00628F
#00628F
oklch(47.1% 0.105 238.4)
- #864A0F
#864A0F
oklch(47.2% 0.105 58.3)
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 #00628F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Peacock Blue #016795 ΔE 0.017
- Light Navy Blue #2E5A88 ΔE 0.030
- Denim #3B638C ΔE 0.036
- Denim Blue #3B5B92 ΔE 0.040
- Deep Sea Blue #015482 ΔE 0.044
- Dusk Blue #26538D ΔE 0.044
- Ocean Blue #03719C ΔE 0.046
- Dusky Blue #475F94 ΔE 0.051
Use #00628F 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.