#407C96
Closest named color: Cerulean (#457B9D). oklch(55.7% 0.074 228.5), rgb(64, 124, 150).
Aa
White text reads best on this color (4.62:1).
About this color
#407C96 is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 56%, its chroma 0.074 and its hue 228°. Its hue sits on the cool side of the wheel. The nearest named color is Cerulean (#457B9D), ΔE 0.014 away. White text reads best on it, at 4.62:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (56%) |
| Chroma | moderately saturated (0.074) |
| Temperature | cool |
| Nearest name | Cerulean (#457B9D) |
| Black text | 4.54:1 |
| White text | 4.62:1 |
Values
| HEX | #407C96 |
| RGB | rgb(64, 124, 150) |
| HSL | hsl(198, 40%, 42%) |
| OKLCH | oklch(55.7% 0.074 228.5) |
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 #407C96 | 4.62:1 | AA | Lc -77.4 | Fine for body text |
| Black text on #407C96 | 4.54:1 | AA | Lc 32.1 | Non-text elements, placeholder text |
| #407C96 text on white | 4.62:1 | AA | Lc 72.0 | Content text, not long reading |
| #407C96 text on black | 4.54:1 | AA | Lc -29.7 | 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 600.
-
Step 50
50
#F2F6F8
oklch(97.1% 0.005 228.8)
-
Step 100
100
#E4EBEF
oklch(93.6% 0.009 232.4)
-
Step 200
200
#CDDCE3
oklch(88.5% 0.019 227.3)
-
Step 300
300
#ABC5D2
oklch(80.8% 0.034 229.4)
-
Step 400
400
#7EA8BB
oklch(70.8% 0.053 227.5)
-
Step 500
500
#5C92AA
oklch(63.2% 0.068 228)
-
Step 600
600 (this color)
#407C96
oklch(55.7% 0.074 228.5)
-
Step 700
700
#316880
oklch(49% 0.069 229.1)
-
Step 800
800
#2A5568
oklch(42.7% 0.057 229)
-
Step 900
900
#274654
oklch(37.6% 0.044 228.8)
-
Step 950
950
#172931
oklch(26.9% 0.028 227.9)
#407C96 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) | #6F7A97 | 0.055 |
| Deuteranopia (no green cones) | #627196 | 0.047 |
| Tritanopia (no blue cones) | #008384 | 0.051 |
| Achromatopsia (no color) | #757575 | 0.074 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #407C96
#407C96
oklch(55.7% 0.074 228.5)
- #97664C
#97664C
oklch(55.6% 0.074 48.7)
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 #407C96, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cerulean #457B9D ΔE 0.014
- Stormy Blue #507B9C ΔE 0.020
- Dull Blue #49759C ΔE 0.026
- Metallic Blue #4F738E ΔE 0.028
- Ocean #017B92 ΔE 0.033
- Teal Blue #01889F ΔE 0.040
- Muted Blue #3B719F ΔE 0.040
- Grey Blue #647D8E ΔE 0.041
Use #407C96 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.