#034B65
Closest named color: Dark Grey Blue (#29465B). oklch(38.7% 0.076 230.4), rgb(3, 75, 101).
Aa
White text reads best on this color (9.55:1).
About this color
#034B65 is a dark, moderately saturated blue. In OKLCH its lightness is 39%, its chroma 0.076 and its hue 230°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Grey Blue (#29465B), ΔE 0.029 away. White text reads best on it, at 9.55:1.
| Hue family | Blues |
| Lightness | dark (39%) |
| Chroma | moderately saturated (0.076) |
| Temperature | cool |
| Nearest name | Dark Grey Blue (#29465B) |
| Black text | 2.19:1 |
| White text | 9.55:1 |
Values
| HEX | #034B65 |
| RGB | rgb(3, 75, 101) |
| HSL | hsl(196, 94%, 20%) |
| OKLCH | oklch(38.7% 0.076 230.4) |
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 #034B65 | 9.55:1 | AAA | Lc -96.0 | Preferred for body text |
| Black text on #034B65 | 2.19:1 | Fails | Lc 12.3 | Not readable |
| #034B65 text on white | 9.55:1 | AAA | Lc 91.7 | Preferred for body text |
| #034B65 text on black | 2.19:1 | Fails | Lc -10.7 | 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
#F1F6FA
oklch(97.1% 0.008 241.7)
-
Step 100
100
#DFECF3
oklch(93.5% 0.017 230.9)
-
Step 200
200
#C5DEEA
oklch(88.6% 0.031 228.2)
-
Step 300
300
#9BC8DF
oklch(80.9% 0.057 230.5)
-
Step 400
400
#60ABCF
oklch(70.7% 0.091 230.8)
-
Step 500
500
#2395C2
oklch(63% 0.117 230.5)
-
Step 600
600
#007EA8
oklch(55.6% 0.112 230.6)
-
Step 700
700
#006A8E
oklch(49.1% 0.099 230.6)
-
Step 800
800
#005775
oklch(42.8% 0.086 230.3)
-
Step 900
900 (this color)
#034B65
oklch(38.7% 0.076 230.4)
-
Step 950
950
#062A39
oklch(26.8% 0.048 230.5)
#034B65 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) | #3E4A66 | 0.052 |
| Deuteranopia (no green cones) | #314265 | 0.042 |
| Tritanopia (no blue cones) | #005254 | 0.043 |
| Achromatopsia (no color) | #454545 | 0.076 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #034B65
#034B65
oklch(38.7% 0.076 230.4)
- #64371B
#64371B
oklch(38.7% 0.076 50.7)
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 #034B65, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Grey Blue #29465B ΔE 0.029
- Charcoal #264653 ΔE 0.035
- Deep Teal #00555A ΔE 0.043
- Dark Teal #014D4E ΔE 0.043
- Twilight Blue #0A437A ΔE 0.048
- Deep Sea Blue #015482 ΔE 0.052
- Dark Slate Gray #2F4F4F ΔE 0.052
- Light Navy #155084 ΔE 0.055
Use #034B65 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.