#044C6F
Closest named color: Twilight Blue (#0A437A). oklch(39.6% 0.086 238.1), rgb(4, 76, 111).
Aa
White text reads best on this color (9.25:1).
About this color
#044C6F is a dark, moderately saturated blue. In OKLCH its lightness is 40%, its chroma 0.086 and its hue 238°. Its hue sits on the cool side of the wheel. The nearest named color is Twilight Blue (#0A437A), ΔE 0.036 away. White text reads best on it, at 9.25:1.
| Hue family | Blues |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.086) |
| Temperature | cool |
| Nearest name | Twilight Blue (#0A437A) |
| Black text | 2.26:1 |
| White text | 9.25:1 |
Values
| HEX | #044C6F |
| RGB | rgb(4, 76, 111) |
| HSL | hsl(200, 93%, 23%) |
| OKLCH | oklch(39.6% 0.086 238.1) |
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 #044C6F | 9.25:1 | AAA | Lc -95.3 | Preferred for body text |
| Black text on #044C6F | 2.26:1 | Fails | Lc 13.1 | Not readable |
| #044C6F text on white | 9.25:1 | AAA | Lc 90.9 | Preferred for body text |
| #044C6F text on black | 2.26:1 | Fails | Lc -11.4 | Not readable |
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 900.
-
Step 50
50
#F0F6FB
oklch(97% 0.009 242.8)
-
Step 100
100
#DFECF5
oklch(93.6% 0.018 237.8)
-
Step 200
200
#C4DDEE
oklch(88.4% 0.036 237.6)
-
Step 300
300
#9AC7E6
oklch(80.8% 0.065 238.7)
-
Step 400
400
#5EAAD9
oklch(70.8% 0.102 237.7)
-
Step 500
500
#1E93CF
oklch(63.1% 0.132 238.1)
-
Step 600
600
#007CB3
oklch(55.7% 0.124 238.2)
-
Step 700
700
#006897
oklch(49.1% 0.109 238.1)
-
Step 800
800
#00557C
oklch(42.7% 0.094 237.9)
-
Step 900
900 (this color)
#044C6F
oklch(39.6% 0.086 238.1)
-
Step 950
950
#052A3E
oklch(27.1% 0.055 237.7)
#044C6F 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) | #3B4C71 | 0.046 |
| Deuteranopia (no green cones) | #2D436E | 0.037 |
| Tritanopia (no blue cones) | #005558 | 0.056 |
| Achromatopsia (no color) | #474747 | 0.086 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #044C6F
#044C6F
oklch(39.6% 0.086 238.1)
- #68390D
#68390D
oklch(39.6% 0.086 58.1)
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 #044C6F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight Blue #0A437A ΔE 0.036
- Deep Sea Blue #015482 ΔE 0.037
- Light Navy #155084 ΔE 0.038
- Dark Grey Blue #29465B ΔE 0.039
- Charcoal #264653 ΔE 0.049
- Deep Teal #00555A ΔE 0.053
- Dusk Blue #26538D ΔE 0.059
- Dark Teal #014D4E ΔE 0.059
Use #044C6F 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.